On your Android phone or tablet, open the Chrome app .At the top right, tap More. Downloads. If your address bar is at the bottom, swipe up on the address bar. Tap Downloads .Next to the file that's downloading, tap Pause or Cancel .
Source : https://support.google.com/chrome/answer/95759?hl=en&co=GENIE.Platform%3DAndroid
Ensure that your device has a stable internet connection. PDF files often need to be downloaded from the internet before they can be opened. Make sure you have enough storage space available on your device to download and open PDF files.
Source : https://discussions.apple.com/thread/255075729
If you can't open a file, it could be because: You don't have permission. You're signed in to a Google Account that doesn't have access. The correct app isn't installed on your Android device.
Source : https://support.google.com/docs/answer/14743550?hl=en&co=GENIE.Platform%3DAndroid
But there's an easier way in both Windows 10 and Windows 11 called Quick Access. Simply launch File Explorer, and the Quick Access section appears in the left sidebar. Here, you'll see frequently used folders and recently used files.
Source : https://www.pcmag.com/how-to/how-to-retrieve-folders-files-with-windows-10-quick-access
Reason 1: Many Android devices do not have a built-in feature for opening a PDF file. So you cannot open it. Reason 2: Your PDF files are corrupted. Many reasons can cause the corruption of PDF files, like virus attacks or hardware damage.Jan 10, 2024
Source : https://updf.com/mobile-app/how-to-open-pdf-files-on-android/
Check the Downloads window (Firefox, Safari, Chrome) Firefox: Choose Tools > Downloads, or press Ctrl+J (Windows) or Command+J (Mac OS). Right-click (Windows) or Control-click (Mac OS) the downloaded file, and choose Open Containing Folder (Windows) or Show in Finder (Mac OS).Jan 3, 2022
Source : https://helpx.adobe.com/x-productkb/global/find-downloaded-file-app.html